diff --git a/du4/program.c b/du4/program.c
index 3da642b..d372d97 100644
--- a/du4/program.c
+++ b/du4/program.c
@@ -36,7 +36,7 @@ int main()
     memset(str,0,100);
     fgets(str,100,stdin);
     char *new_str = compactString(str,strlen(str));
-    printf("%s\n",new_str);
+    //printf("%s\n",new_str);
     double first =-5,second =-5,res=-5;
     char c='E';
     sscanf(new_str,"%lf%c%lf%*[=]%lf",&first,&c,&second,&res);